| | Why It's Important | | :--- | :--- | | Match Your Windows Version | Use a CAB file or ISO that matches your exact Windows 10 or Windows 11 build. A version mismatch is the top reason for installation failure. | | Use a Simple File Path | Place the CAB file in a short, simple path like C:\netfx3\ . Avoid spaces or special characters. | | Always Run as Administrator | The DISM tool requires elevated privileges to modify Windows features. | | Always Restart | Always restart your computer after a successful installation to ensure the framework is fully registered with the system. |

The process can take a few minutes. You will see a progress bar, and upon success, you should see "The operation completed successfully."

DISM /Online /Enable-Feature /FeatureName:NetFx3 /All /Source:C:\DotNetMin /LimitAccess Use code with caution. Command Parameters Explained: